Gaming machine



FIG. 1 is a front perspective view of a gaming machine showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right elevation view thereof;

FIG. 5 is a left elevation view thereof; and,

FIG. 6 is a top plan view thereof.

The dashed broken lines in the drawings illustrate portions of the gaming machine that form no part of the claimed design. 

CLAIM The ornamental design for a gaming machine, as shown and described. 